/*
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License");  you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * http//www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 * the specific language governing rights and limitations under the License.
 *
 * The Original Code is ART Ontology API.
 *
 * The Initial Developer of the Original Code is University of Roma Tor Vergata.
 * Portions created by University of Roma Tor Vergata are Copyright (C) 2007.
 * All Rights Reserved.
 *
 * ART Ontology API was developed by the Artificial Intelligence Research Group
 * (ai-nlp.info.uniroma2.it) at the University of Roma Tor Vergata
 * Current information about the ART Ontology API can be obtained at 
 * http//ai-nlp.info.uniroma2.it/software/...
 *
 */

/*
 * Contributor(s): Armando Stellato stellato@info.uniroma2.it
 */
package it.uniroma2.art.owlart.vocabulary;

import it.uniroma2.art.owlart.model.ARTURIResource;

/**
 * 
 * 
 * @author Armando Stellato
 * 
 */
public class VocabUtilities {

	/**
	 * checks whether resource <code>res</code> belongs to one of standard vocabularies of the RDF family
	 * (XML/RDF/RDFS/OWL)
	 * 
	 * @param res
	 * @return
	 */
	public static boolean isLanguageResource(ARTURIResource res) {
		String ns = res.getNamespace();
		if (ns.equals(XmlSchema.NAMESPACE))
			return true;
		else if (ns.equals(RDF.NAMESPACE))
			return true;
		else if (ns.equals(RDFS.NAMESPACE))
			return true;
		else if (ns.equals(OWL.NAMESPACE))
			return true;
		else
			return false;
	}

}
